1. the practice of closely following and observing someone to learn from them or monitor their activities
2. the creation of dark areas or shapes caused by blocking light

1. present participle of shadow: following someone closely and secretly
2. present participle of shadow: accompanying someone to observe and learn from their work

Examples

• The medical student spent the day shadowing the surgeon.
• Job shadowing helps students explore different careers.
• The detective was shadowing the suspect through the city.
• The shadowing from the trees made the garden cool and dark.
• She noticed someone had been shadowing her for blocks.
• The intern is shadowing the manager this week.
• The shadowing effect created an interesting pattern on the wall.